Home / 54,984,063.40-82,476,095.10-54,648,140.20

Finding the Fourth Proportional to 54,984,063.40, 82,476,095.10 and 54,648,140.20

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Solution

The fourth proportional to 54,984,063.40, 82,476,095.10 and 54,648,140.20 is: 81,972,210.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,984,063.40 : 82,476,095.10 = 54,648,140.20 : x
  2. Step 2: Convert to fraction form
    54,984,063.40/82,476,095.10 = 54,648,140.20/x
  3. Step 3: Cross multiply
    54,984,063.40x = 82,476,095.10 × 54,648,140.20
  4. Step 4: Simplify right side
    54,984,063.40x = 4,507,165,208,173,333
  5. Step 5: Solve for x
    x = 4,507,165,208,173,333/54,984,063.40
  6. Step 6: Final answer
    x = 81,972,210.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.